Python Developer - Commodities

The Role

A leading global financial institution is seeking a Python Developer (Contract) to join its Commodities Technology team. This group supports a fast-growing Commodities Index business that spans Oil, Gas, Power, Agriculture, and Metals, providing advanced analytics and tools for structuring and trading.

You will play a key role in designing and delivering a new index back-testing platform, working closely with structurers and front office stakeholders. The position offers direct business interaction, exposure to real-world trading problems, and the opportunity to build robust, high-performance solutions in a dynamic environment.

Responsibilities

• Develop and enhance Python-based models for:
  • Historical index back-testing
  • Daily pricing and index level generation
  • Weighting and rebalancing logic
  • Basket decomposition and attribution analytics
• Design and deploy scalable APIs (Flask / FastAPI) for internal and external tools.
• Partner with business users to gather requirements and iterate quickly on solutions.
• Implement testing frameworks, version control, and data validation processes.
• Integrate with market data, storage systems, and reporting platforms.

Required Skills

• 5+ years' Python development experience, ideally within trading, risk, or financial services.
• Strong background with Pandas, NumPy, and data science libraries.
• Hands-on experience with Flask or FastAPI for API development.
• Proficiency in time-series data manipulation and back-testing methods.
• Experience working with large datasets and real-time data pipelines.
• Strong performance optimisation and debugging skills.
• Confident communicator with the ability to liaise directly with business stakeholders.

Desirable Skills

• Experience in commodities indices, structured products, or index engineering.
• Knowledge of market data feeds (Bloomberg, Refinitiv, etc).
• Familiarity with containerisation (Docker) and cloud platforms (AWS/GCP).
• Database experience (SQL/NoSQL) and use of modern data formats (Parquet, HDF5).

Contract: Initial term with possible extension
Day Rate: Competitive, depending on experience

McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds.